Results 141 to 150 of about 41,240 (299)

Resonance Effect on the Geosynchronous Orbit due to the Non-Zonal Geopotential [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1990
Resonance effect on the orbital elements of geosynchronous artificial satellite due to the non-zonal geopotential has been calculated. For the perturbation of a artificial satellite, perturbation effects due to the non-zonal geopotential is less than due
Jong-Uk Park   +3 more
doaj  

Anomalous Vertical Structure of Tropospheric Ozone Due To Stratospheric Intrusions and Convective Transport

open access: yesGeophysical Research Letters, Volume 52, Issue 15, 16 August 2025.
Abstract Vertical transport carries airmasses from different sources of tropospheric O3 including photochemical production and stratospheric intrusions, and is crucial for vertical O3 variability. Based on temporally dense ozonesondes over northern China, this study reports an anomalous vertical O3 distribution characterized by a “bottom‐heavy ...
Zhixiong Chen   +13 more
wiley   +1 more source

From Sea to Summit: Investigating the Explicit Role of SST Increase for Regional and High‐Altitude Climates in New Zealand

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 15, 16 August 2025.
Abstract The oceans around New Zealand are regional warming hotspots where sea surface temperature (SST) is rising much faster than the global average. This study uses a sensitivity experiment with a regional atmospheric model to investigate how ocean warming over the past decade (2010–2020) has influenced New Zealand's climate at different spatial ...
E. Kropač, T. Mölg, N. J. Cullen
wiley   +1 more source

The Mechanism of Interhemispheric Coupling Revealed by a Gravity Wave‐Permitting General Circulation Model

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 15, 16 August 2025.
Abstract Interhemispheric coupling (IHC) is the positive correlation between temperatures in the polar winter stratosphere and the polar summer upper mesosphere and the lower thermosphere. Over the past two decades, several mechanisms have been proposed to explain the IHC.
H. Okui, K. Sato, S. Watanabe
wiley   +1 more source

The Possible Linkage Between Barents–Kara Sea Ice Loss and Summer Precipitation Variability Over East Asia

open access: yesEarth and Space Science, Volume 12, Issue 8, August 2025.
Abstract Arctic sea ice (ASI) loss is a prominent indicator of climate system change, affecting mid to low latitudes weather and climate through intricate interactions and feedback processes. However, it remains unclear whether ASI loss significantly affects summer precipitation in East Asia at interannual scales.
JingChao Yang   +3 more
wiley   +1 more source

Assessment of the Effectiveness of GRACE Observations in Monitoring Groundwater Storage in Poland

open access: yesWater Resources Research, Volume 61, Issue 8, August 2025.
Abstract The Gravity Recovery and Climate Experiment (GRACE/GRACE‐FO) mission have been providing global data on terrestrial water storage (TWS) for over 20 years. This study aimed to assess the effectiveness of GRACE/GRACE‐FO observations for monitoring groundwater storage (GWS) in Poland.
Tatiana Solovey   +3 more
wiley   +1 more source

Studies of an orbital gradiometer mission [PDF]

open access: yes
The goal of using an orbital gradiometer mission to provide an accurate (1 to 2 mgal), high resolution (1 by 1 deg), global map of the earth's geopotential is currently being investigated.
Bettadpur, S.   +3 more
core   +1 more source

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